皮皮学，免费搜题
登录
搜题
【单选题】
在以下关于使用802.16 的一系列协议中描述错误的是()。A.
802.16 协议使用10~63GHz 频段进行视线无线宽带传输。
B.
802.16C 协议使用10~63GHz 频段进行非视线无线宽带传输。
C.
802.16d 协议在802.16a的基础上不兼容多个不同标准。
D.
802.16a 协议定义了2~11CHz 介质访问层和物理层使用标准。
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【单选题】They arrived at a farmhouse, ______. [ ]
A.
in front sat a small boy.
B.
in front of it sat a small boy.
C.
in front of which a small boy sat.
D.
sitting in front of which was a small boy.
【单选题】In front of the farmhouse ______. A. does a small boy sit B. sit a small boy C. did a small boy sit D. sat a small boy
A.
does a small boy sit
B.
sit a small boy
C.
did a small boy sit
D.
sat a small boy
【简答题】请简述MyBatis 框架的工作执行流程
【单选题】They arrived at the farmhouse, in front of which _________.
A.
is sitting a boy
B.
sat a boy
C.
a boy sat
D.
a boy is sitting
【单选题】We arrived at a farmhouse, in front of ______.
A.
it sat a small
B.
which a small boy sat there
C.
which sat a small boy
D.
it was a small boy
相关题目：
参考解析：
知识点：
题目纠错 0
发布
